Knowledge Base
Topic: Care Guides
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Alpha Swordtail Albino Red Care Guide
The Alpha Swordtail Albino Red is a premium, selectively bred strain of Xiphophorus hellerii, the classic livebearer that has been in the hobby for…
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Guppy Grass Care Guide
Guppy Grass (Najas guadalupensis) is one of the most useful plants you can put in an aquarium, and one of the hardest to kill.…
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Java Fern Care Guide
Java Fern (Microsorum pteropus) is the plant that has saved more beginner aquariums than any other. It thrives in low light, needs no CO2,…
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Anubias Nana Care Guide
Anubias Nana (Anubias barteri var. nana) is the workhorse of the planted tank: a tough, slow-growing rhizome plant with thick, dark green leaves that…
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Amazon Sword Care Guide
The Amazon Sword (Echinodorus grisebachii) is the classic background plant: a big, broad-leaved rosette that fills the back of a tank with deep green…
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Adolfo’s Cory Care Guide
Adolfo’s Cory (Corydoras adolfoi, recently reclassified as Hoplisoma adolfoi) is a striking blackwater catfish from the Upper Rio Negro, easily spotted by…
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German Blue Ram (Mikrogeophagus ramirezi)
The German Blue Ram is one of the most beautiful dwarf cichlids in the hobby. Native to the Orinoco basin in Venezuela and Colombia,…
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German Black Ram (Mikrogeophagus ramirezi – black form)
The German Black Ram is a selectively bred line of Mikrogeophagus ramirezi the same species as the German Blue Ram, just bred for melanistic…
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Koi Angelfish Care Guide
Koi Angelfish are a selectively bred color morph of the freshwater angelfish, Pterophyllum scalare. The “koi” name comes from their pattern a bright white…
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Boesemani Rainbowfish Care Guide
Boesemani Rainbowfish (Melanotaenia boesemani) are one of the most spectacular freshwater fish in the hobby. Males develop a sharp color split: vivid electric blue…